Finding the Third Proportional to 123,039 and 159,003

Step by Step Solution

1. Step 1: Write the proportion equation
   123,039 : 159,003 = 159,003 : x
2. Step 2: Convert to fraction form
   123,039/159,003 = 159,003/x
3. Step 3: Cross multiply
   123,039x = 159,003 × 159,003
4. Step 4: Simplify right side
   123,039x = 25,281,954,009
5. Step 5: Solve for x
   x = 25,281,954,009/123,039
6. Step 6: Final answer
   x = 205,479.19